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Finding the Fourth Proportional to 1,744.92, 2,408.04 and 958.98

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Solution

The fourth proportional to 1,744.92, 2,408.04 and 958.98 is: 1,323.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,744.92 : 2,408.04 = 958.98 : x
  2. Step 2: Convert to fraction form
    1,744.92/2,408.04 = 958.98/x
  3. Step 3: Cross multiply
    1,744.92x = 2,408.04 × 958.98
  4. Step 4: Simplify right side
    1,744.92x = 2,309,262.20
  5. Step 5: Solve for x
    x = 2,309,262.20/1,744.92
  6. Step 6: Final answer
    x = 1,323.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.